MULTIQUIP DCA Series - Voltage Selector Switch

PAGE 58 — GENERATOR SERVICE AND TROUBLESHOOTING MANUAL — REV. #0 (08/29/23)
VOLTAGE SELECTOR SWITCH
Figure 61. Voltage Selector Switch
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
VOLTAGE SELECTOR
SWITCH EVEN # TERMINALS
1~2
3~4
5~6
7~8
9~10
11~12
-
-
17~18
19~20
-
-
25~26
-
-
31~32
-
-
37~38
39~40
41~42
-
-
-
-
-
9~10
-
-
15~16
17~18
19~20
-
23~24
-
27~28
29-30
-
33~34
-
37~38
-
-
43~44
-
-
-
-
-
-
13~14
15~16
~
~
21~22
23~24
-
-
-
-
33-34
35~36
-
-
-
43-44
9~10
15~16
TERMINAL
NUMBERS
17~18
19~20
33~34
37~38
43~44
VOLTAGE SELECTOR SWITCH
INTERNAL CONNECTIONS
BETWEEN TERMINALS
DCA25SSI, DCA45SSI, DCA60SSI, DCA70SSI,
DCA70SSJ, DCA100SSJ, DCA100SSV, DCA125SSI
DCA125SSJ, DCA150SSI, DCA150SSJ AND
DCA150SSV. USE 44 TERMINAL VSS.
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
3 PHASE
480/277
3 PHASE
240/139
1 PHASE
240/120
P
P
R
R
E
E
S
S
S
S
T
T
O
O
L
L
O
O
C
C
K
K
1~2
3~4
5~6
7~8
9~10
11~12
-
-
17~18
19~20
-
-
25~26
-
-
31~32
-
-
37~38
39~40
41~42
-
-
47~48
-
-
-
-
9~10
-
-
15~16
17~18
19~20
-
23~24
-
27~28
29-30
-
33~34
-
37~38
-
-
43~44
45~46
-
-
-
-
-
-
-
13~14
15~16
~
~
21~22
23~24
-
-
-
-
33-34
35~36
-
-
-
43-44
45~46
-
9~10
15~16
TERMINAL
NUMBERS
17~18
19~20
33~34
37~38
43~44
VOLTAGE SELECTOR SWITCH
INTERNAL CONNECTIONS
BETWEEN TERMINALS
DCA25USI, DCA45USU, DCA70USU, DCA85USI,
DCA125USJ AND DCA150USJ. USE 48 TERMINAL VSS.
VOLTAGE SELECTOR
SWITCH ODD # TERMINALS
45~46
1
3
5
9
13
17
21
25
29
33
37
41
7
11
15
19
23
27
31
35
39
43
PRESS TO L
1 PHASE
240/120
3 PHASE
240/139
3 PHASE
480/277
45
47
2
6
10
14
18
22
26
30
34
38
42
46
4
8
12
16
20
24
28
32
36
40
44
48
PSS TO LOCK
1 PHASE
240/120
3 PHASE
240/139
3 PHASE
480/277
3-PHASE
480/277
3-PHASE
240/139
1-PHASE
240/120
3-PHASE
480/277
3-PHASE
240/139
1-PHASE
240/120